Landon Donovan tried to don some sunglasses that were thrown at him by angry El Salvador fans, but the sideline referee was having none of it. Donovan had plenty reason to be in a joking mood. The U.S. was dominant throughout the Gold Cup quarterfinal clash, routing El Salvador 5-1 thanks to three assists and one goal from the Galaxy veteran.

Landon Donovan

Landon Donovan looks to the sky during USA's dominant 5-1 win over El Salvador on Sunday. (Screen cap by @CJZero)

Phil Mickelson of the United States celebrates after his final putt on the 18th green during the final round of the British Open Golf Championship at Muirfield, Scotland, Sunday July 21, 2013. (AP Photo/Jon Super)

Phil Mickelson of the United States celebrates after his final putt on the 18th green during the final round of the British Open Golf Championship at Muirfield, Scotland, Sunday July 21, 2013. (AP Photo/Jon Super)

MONT VENTOUX, FRANCE - JULY 14: El diablo during stage fifteen of the 2013 Tour de France, a 242.5KM road stage from Givors to Mont Ventoux, on July 14, 2013 in Mont Ventoux, France. (Photo by John Berry/Getty Images)

MONT VENTOUX, FRANCE - JULY 14: El diablo during stage fifteen of the 2013 Tour de France, a 242.5KM road stage from Givors to Mont Ventoux, on July 14, 2013 in Mont Ventoux, France. (Photo by John Berry/Getty Images)

Chris Froome

Winner of the 2013 Tour de France, Chris Froome of Great Britain and SKY Procycling rides past the Arc d'Triomphe during the twenty first and final stage of the race. (Getty)

Malik Scott

In a controversial finish, <a href="http://sports.yahoo.com/blogs/boxing/malik-scott-gets-counted-even-though-referee-didn-042816066.html">referee Phil Edwards didn't appear to give Malik Scott a 10-count</a> after the American was knocked down in his WBO heavyweight title fight against Dereck Chisora at Wembley Arena on Saturday. Edwards counted Scott out and the vacant title was given to Chisora. (Photo by Scott Heavey/Getty Images)

Alex Rodriguez

Alex Rodriguez stretches before an at-bat for the Charleston RiverDogs. The embattled star <a href="http://sports.yahoo.com/news/yankees-have-no-timetable-for-alex-rodriguez-s-return-after-he-strains-quadriceps-013221414.html">is back on the DL for the time being after straining his quadriceps</a>. (Getty)

David Ortiz

David Ortiz jokingly tugs on Robinson Cano's jersey during a game between the Yankees and the Red Sox on Friday. The Yankees will need to <a href="http://sports.yahoo.com/mlb/standings">make up ground on their rivals</a> in the second half of the season to make the playoffs.

Luis Cruz

Luis Cruz of the New York Yankees misses a foul ball during a game against the Boston Red Sox. (Getty)

Colby Rasmus

Colby Rasmus of the Toronto Blue Jays hits a broken-bat double in the fourth inningagainst the Tampa Bay Rays on Sunday. (Getty)

Edwin Encarnacion

Edwin Encarnacion of the Toronto Blue Jays is brushed back by an inside pitch in the ninth inning against the Tampa Bay Rays on Sunday. (Getty)

Hunter Pence

Hunter Pence of the San Francisco Giants collides with catcher Miguel Montero of the Arizona Diamondbacks in the fourth inning at AT&T Park on Saturday. Montero held onto the ball throughout the play and Pence was called out. (Photo by Thearon W. Henderson/Getty Images)